/*------------------------------------------------------------------------------*\
**   Copyright 2008 Jonhnny Weslley                                             **
**                                                                              **
**   Licensed under the Apache License, Version 2.0 (the "License");            **
**   you may not use this file except in compliance with the License.           **
**   You may obtain a copy of the License at                                    **
**                                                                              **
**       http://www.apache.org/licenses/LICENSE-2.0                             **
**                                                                              **
**   Unless required by applicable law or agreed to in writing, software        **
**   distributed under the License is distributed on an "AS IS" BASIS,          **
**   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   **
**   See the License for the specific language governing permissions and        **
**   limitations under the License.                                             **
\*------------------------------------------------------------------------------*/

package shibernate.singleton

import org.hibernate.{Session, SessionFactory}
import org.hibernate.cfg.{Configuration, AnnotationConfiguration}

object SessionManager {

  private lazy val factory = new AnnotationConfiguration().configure.buildSessionFactory
  private lazy val sessionThread = new ThreadLocal[Session]

  def getSession = {
    if (sessionThread.get == null) {
      sessionThread set factory.openSession
    }
    sessionThread.get
  }

  def close = {
    val session = sessionThread.get
    if (session != null) {
      sessionThread set null
      session.close
    }
  }

}
